M2.0 earthquake 74 km SSW of Adak, Alaska

Magnitude

2.0 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Sep 21, 2026, 5:29 PM HADT

UTC

2026-09-22 02:29:05 UTC

Depth

39.3 km (24.4 mi), shallow

Epicenter

51.293° N, 177.162° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 10.0 km horizontally, 7.2 km in depth

Magnitude uncertainty

±0.20

Station coverage gap

222°, poorly surrounded by stations

Stations used

14

After

1. 2.284 km SE of Adak, AlaskaMon, Sep 21, 5:52 PM HADT · 11 days ago · 29 km deep · 100 km away
2. 2.0119 km SW of Adak, AlaskaMon, Sep 21, 6:05 PM HADT · 11 days ago · 23 km deep · 63 km away
3. 2.0126 km WSW of Adak, AlaskaMon, Sep 21, 6:35 PM HADT · 11 days ago · 13 km deep · 74 km away
4. 2.372 km SSE of Adak, AlaskaMon, Sep 21, 7:56 PM HADT · 11 days ago · 18 km deep · 77 km away
5. 3.5148 km WSW of Adak, AlaskaMon, Sep 21, 8:49 PM HADT · 11 days ago · 0 km deep · 95 km away
6. 2.4146 km WSW of Adak, AlaskaMon, Sep 21, 10:13 PM HADT · 11 days ago · 9 km deep · 95 km away
7. 1.946 km SSW of Adak, AlaskaMon, Sep 21, 11:48 PM HADT · 11 days ago · 32 km deep · 32 km away
8. 1.839 km SE of Adak, AlaskaTue, Sep 22, 1:14 AM HADT · 11 days ago · 67 km deep · 79 km away
9. 2.073 km SSW of Adak, AlaskaTue, Sep 22, 2:40 AM HADT · 11 days ago · 37 km deep · 9 km away
10. 2.0125 km WSW of Adak, AlaskaTue, Sep 22, 7:10 AM HADT · 11 days ago · 21 km deep · 71 km away
11. 2.777 km SSW of Adak, AlaskaTue, Sep 22, 7:23 AM HADT · 11 days ago · 19 km deep · 12 km away
12. 2.0114 km WSW of Adak, AlaskaTue, Sep 22, 8:39 AM HADT · 11 days ago · 32 km deep · 65 km away
13. 2.3133 km SW of Adak, AlaskaTue, Sep 22, 2:22 PM HADT · 11 days ago · 6 km deep · 65 km away
14. 2.174 km S of Adak, AlaskaTue, Sep 22, 3:13 PM HADT · 11 days ago · 17 km deep · 49 km away
15. 2.8148 km WSW of Adak, AlaskaTue, Sep 22, 7:44 PM HADT · 10 days ago · 52 km deep · 99 km away
16. 2.564 km S of Adak, AlaskaWed, Sep 23, 3:29 PM HADT · 10 days ago · 38 km deep · 26 km away
17. 3.5126 km WSW of Adak, AlaskaThu, Sep 24, 8:10 PM HADT · 8 days ago · 14 km deep · 75 km away
18. 3.074 km SE of Adak, AlaskaFri, Sep 25, 6:12 AM HADT · 8 days ago · 25 km deep · 88 km away
19. 2.588 km WSW of Adak, AlaskaFri, Sep 25, 6:55 AM HADT · 8 days ago · 77 km deep · 62 km away
20. 2.784 km SW of Adak, AlaskaSat, Sep 26, 3:43 AM HADT · 7 days ago · 36 km deep · 26 km away
21. 2.674 km SSE of Adak, AlaskaSat, Sep 26, 4:14 PM HADT · 6 days ago · 16 km deep · 72 km away
22. 2.972 km SSW of Adak, AlaskaSat, Sep 26, 4:39 PM HADT · 6 days ago · 26 km deep · 19 km away
23. 1.697 km WSW of Adak, AlaskaSun, Sep 27, 8:58 AM HADT · 6 days ago · 41 km deep · 54 km away
24. 3.073 km WSW of Adak, AlaskaSun, Sep 27, 3:02 PM HADT · 6 days ago · 28 km deep · 38 km away
25. 1.827 km W of Adak, AlaskaMon, Sep 28, 12:59 AM HADT · 5 days ago · 5 km deep · 70 km away
26. 2.6106 km SW of Adak, AlaskaMon, Sep 28, 1:03 AM HADT · 5 days ago · 21 km deep · 38 km away
27. 2.2127 km WSW of Adak, AlaskaMon, Sep 28, 4:38 AM HADT · 5 days ago · 29 km deep · 76 km away
28. 2.469 km SSW of Adak, AlaskaMon, Sep 28, 9:23 AM HADT · 5 days ago · 28 km deep · 18 km away
29. 2.276 km SSW of Adak, AlaskaMon, Sep 28, 10:17 AM HADT · 5 days ago · 28 km deep · 12 km away
30. 2.168 km SE of Adak, AlaskaMon, Sep 28, 10:48 AM HADT · 5 days ago · 37 km deep · 87 km away
31. 1.838 km SE of Adak, AlaskaMon, Sep 28, 11:23 AM HADT · 5 days ago · 62 km deep · 77 km away
32. 1.633 km NW of Adak, AlaskaWed, Sep 30, 9:36 AM HADT · 3 days ago · 4 km deep · 89 km away
33. 4.075 km SE of Adak, AlaskaThu, Oct 1, 9:02 PM HADT · 30 hr ago · 17 km deep · 81 km away
34. 1.826 km W of Adak, AlaskaFri, Oct 2, 2:36 AM HADT · 25 hr ago · -2 km deep · 68 km away
35. 4.134 km S of Adak, AlaskaFri, Oct 2, 4:03 PM HADT · 11 hr ago · 49 km deep · 45 km away

Before

1. 2.190 km SW of Adak, AlaskaMon, Sep 21, 2:02 PM HADT · 12 days ago · 33 km deep · 40 km away
2. 2.360 km S of Adak, AlaskaMon, Sep 21, 4:38 AM HADT · 12 days ago · 27 km deep · 44 km away
3. 2.8119 km WSW of Adak, AlaskaMon, Sep 21, 4:27 AM HADT · 12 days ago · 22 km deep · 70 km away
4. 1.50 km NE of Adak, AlaskaMon, Sep 21, 3:18 AM HADT · 12 days ago · 7 km deep · 75 km away
5. 2.2105 km WSW of Adak, AlaskaSun, Sep 20, 2:55 PM HADT · 13 days ago · 30 km deep · 56 km away
6. 2.275 km SE of Adak, AlaskaSun, Sep 20, 2:01 PM HADT · 13 days ago · 18 km deep · 90 km away
7. 2.378 km SSW of Adak, AlaskaSat, Sep 19, 11:46 PM HADT · 13 days ago · 30 km deep · 16 km away
8. 2.4123 km SW of Adak, AlaskaSat, Sep 19, 9:35 PM HADT · 13 days ago · 27 km deep · 56 km away
9. 2.074 km SW of Adak, AlaskaSat, Sep 19, 5:02 PM HADT · 13 days ago · 45 km deep · 27 km away
10. 2.274 km SSW of Adak, AlaskaSat, Sep 19, 12:37 PM HADT · 14 days ago · 30 km deep · 12 km away
11. 2.7104 km WSW of Adak, AlaskaSat, Sep 19, 10:15 AM HADT · 14 days ago · 44 km deep · 52 km away
12. 2.4148 km SW of Adak, AlaskaSat, Sep 19, 5:45 AM HADT · 14 days ago · 21 km deep · 89 km away
13. 2.256 km SW of Adak, AlaskaFri, Sep 18, 7:46 AM HADT · 15 days ago · 18 km deep · 21 km away
14. 2.3113 km WSW of Adak, AlaskaThu, Sep 17, 10:36 PM HADT · 15 days ago · 8 km deep · 68 km away
15. 2.172 km SE of Adak, AlaskaThu, Sep 17, 10:28 PM HADT · 15 days ago · 39 km deep · 94 km away
16. 2.272 km SE of Adak, AlaskaThu, Sep 17, 3:21 PM HADT · 16 days ago · 25 km deep · 84 km away
17. 2.368 km S of Adak, AlaskaThu, Sep 17, 12:16 PM HADT · 16 days ago · 35 km deep · 29 km away
18. 2.274 km SE of Adak, AlaskaThu, Sep 17, 5:12 AM HADT · 16 days ago · 27 km deep · 89 km away
19. 2.4143 km SW of Adak, AlaskaThu, Sep 17, 12:43 AM HADT · 16 days ago · 33 km deep · 80 km away
20. 2.9125 km WSW of Adak, AlaskaWed, Sep 16, 11:32 AM HADT · 17 days ago · 11 km deep · 72 km away

From the USGS Earthquake Hazards Program and its partner networks, event aka2026stuthd. Read Sat, Oct 3, 2026, 12:12 PM UTC.